VB6 conjugated fluorescent nanoclusters as sensory probes for metal ions and its biological applications

Author(s):  
Shilpa Bothra ◽  
Suban K Sahoo
Author(s):  
Duraisamy Udhayakumari

In the design of novel fluorescent chemosensors, investigation of new sensing mechanisms between recognition and signal reporting units is of increasing interest. In recent years, a smart chemosensor probe containing a 1,8-naphthalimide moiety could be developed as a fluorescent and colorimetric sensor for toxic anions, metal ions, biomolecules, nitroaromatics, and acids and be further applied to monitor the relevant biological applications. In this field, several problems and challenges still exist. This critical review is mainly focused on various sensing mechanisms that have emerged in the past few years, such as Photo-Induced Electron Transfer (PET), Intramolecular Charge Transfer (ICT), Fluorescence Resonance Energy Transfer (FRET), Excited-State Intramolecular Proton Transfer (ESIPT), hydrogen bonding and displacement approach. The review concludes with some current and future perspectives, including the use of the naphthalimides for sensing anions, metal ions, biomolecules, nitroaromatics and acids and their potential uses in various fields.


2014 ◽  
Vol 4 ◽  
pp. 88-96 ◽  
Author(s):  
Carolina Carrillo-Carrión ◽  
Moritz Nazarenus ◽  
Sara Sánchez Paradinas ◽  
Susana Carregal-Romero ◽  
María Jesús Almendral ◽  
...  

2010 ◽  
Vol 22 (2) ◽  
pp. 109-114 ◽  
Author(s):  
Sabrina Sobel ◽  
Allison Haigney ◽  
Michael Kim ◽  
Daniel Kim ◽  
Gregory Theophall ◽  
...  

RSC Advances ◽  
2016 ◽  
Vol 6 (60) ◽  
pp. 54904-54917 ◽  
Author(s):  
V. Vasanthakumar ◽  
A. Saranya ◽  
A. Raja ◽  
S. Prakash ◽  
V. Anbarasu ◽  
...  

SASF terpolymer possess great applications for removal of heavy metal ions from environmental and industrial wastes.


2020 ◽  
Vol 44 (32) ◽  
pp. 13542-13552
Author(s):  
Gurjaspreet Singh ◽  
Shilpy ◽  
Akshpreet Singh ◽  
Diksha ◽  
Pawan ◽  
...  

N-Heteroaryl organosilocanes-based chemosensors have been synthesized for the recognition of copper metal ions with excellent selectivity.


2012 ◽  
Vol 9 (3) ◽  
pp. 1288-1304 ◽  
Author(s):  
Lakshmi Narayana Suvarapu ◽  
Young Kyo Seo ◽  
Sung-Ok Baek ◽  
Varada Reddy Ammireddy

Hydrazones are very important group of analytical regents for the determination of various metal ions by using various analytical techniques. Besides this use of hydrazones are also having biological activities also. In this paper we first discussed about the chemical nature of hydrazones and their biological activities. We mainly focused on the papers which were published during 1980-2011 on analytical applications (spectrophotometric and spectrofluorimetric) of hydrazones. We gave the total established conditions for the determination of various metal ions with hydrazones.


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